<template>
  <div class="login_main">
    <div class="login_box">
      <!-- 图像区 -->
      <div class="picture_box">
        <img src="../assets/logo.png" alt="" />
      </div>
      <!-- 登录表单区 -->
      <el-form
        ref="loginFormRef"
        :model="loginForm"
        :rules="loginFormrules"
        label-width="0px"
        class="login_form"
      >
        <!-- 用户名 -->
        <el-form-item prop="username">
          <el-input
            v-model="loginForm.username"
            prefix-icon="iconfont icon-github"
          ></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop=" password">
          <el-input
            v-model="loginForm.password"
            prefix-icon="iconfont icon-xuehua1"
            type="password"
          ></el-input>
        </el-form-item>
        <!-- 按钮区 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
<script>
export default {
  data() {
    return {
      // 登录表单的数据绑定对象
      loginForm: {
        username: "admin",
        password: "123456",
      },
      // 这是表单的验证规则对象
      loginFormrules: {
        // 验证用户名是否合法
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          { min: 3, max: 5, message: "长度在 3 到 10 个字符", trigger: "blur" },
        ],
        // 验证密码是否合法
        password: [
          { required: true, message: "请输入登陆密码", trigger: "blur" },
          {
            min: 6,
            max: 15,
            message: "长度在 6 到 15个字符",
            trigger: "blur",
          },
        ],
      },
    };
  },
  methods: {
    // 点击重置按钮，重置登录表单
    resetForm() {
      // console.log(this)
      this.$refs.loginFormRef.resetFields();
    },
    login() {
      this.$refs.loginFormRef.validate(async (valid) => {
        // console.log(valid)
        if (!valid) return;
        const { data: res } = await this.$http.post("login", this.loginForm);
        console.log(res);
        if (res.meta.status !== 200) {
          return this.$message.error("登陆失败");
        } else {
          this.$message.success("登陆成功");
        }
        // if(res.meta.status !==200) return console.log('登陆失败');
        // console.log('登陆成功');
        window.sessionStorage.setItem("token", res.data.token);
        this.$router.push("/home");
      });
    },
  },
};
</script>
<style lang="less" scoped>
.login_main {
  background-color: #2b4b6b;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.picture_box {
  height: 130px;
  width: 130px;
  border: 1px solid #eee;
  border-radius: 50%;
  box-shadow: 0 0 10px #ddd;
  background-color: white;
  padding: 10px;
  position: absolute;
  left: 50%;
  transform: translate(-50%, -50%);
  img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #eee;
  }
}
.login_form {
  padding: 0 20px;
  position: absolute;
  bottom: 0;
  box-sizing: border-box;
  width: 100%;
}
.btns {
  display: flex;
  justify-content: right;
}
</style>
